The invention relates to the technical field of schoolbags, and discloses a portable schoolbag for study travel, which comprises a schoolbag, the back of the schoolbag is fixedly provided with an interlayer, the outer wall of the interlayer is provided with an interlayer, and the outer wall of the interlayer is provided with a cushion layer; and fixing cylinders are arranged on the two sides of the interior of the interlayer, pistons are movably arranged on the inner walls of the fixing cylinders, springs are fixedly connected between the bottoms of the pistons and the inner bottom walls of the fixing cylinders, and straps are fixedly installed on the tops of the pistons. When a human body walks, the schoolbag has a transient suspension state in foot alternation, when the schoolbag is in the suspension state, the springs recover deformation and pull the pistons to move downwards, the pistons move downwards to enable air below the pistons to be inflated into the main air bags through the air pipes, and the main air bags are inflated to swell and softly attached to the back of the human body, therefore, the function of massaging the back can be achieved, meanwhile, when the main air bag makes contact with the back, the contact area is smaller, and the back is not prone to sweating.

    本发明涉及书包技术领域,且公开了一种研学旅行用便携书包,包括书包,所述书包的背面固定安装有夹层,所述夹层的外壁设置有隔层,所述隔层的外壁设置有垫层;所述夹层内部的两侧均设置有固定筒,所述固定筒的内壁活动设置有活塞,所述活塞的底部与固定筒的内底壁之间固定连接有弹簧,所述活塞的顶部固定安装有背带。人体在行走时,脚部交替中书包会有一个短暂的悬空状态,书包处于悬空状态时,弹簧恢复形变并拉扯活塞向下移动,活塞向下移动使活塞下方的空气通过气管充入主气囊,主气囊充气鼓起柔软的贴到人体的背部,从而能够达到为背部按摩的功能,同时,主气囊与背部相接触的话接触面积也更小,不易使背部出汗。


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    Title :

    Portable schoolbag for study travel


    Additional title:

    一种研学旅行用便携书包


    Contributors:

    Publication date :

    2021-08-20


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    A45F Reise- oder Campingausrüstungsgegenstände , TRAVELLING OR CAMP EQUIPMENT / A45C Geldbehälter , PURSES / B63C LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS , Zuwasserlassen, Trockenstellen, Docken oder Bergen von Schiffen / G01D MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE , Anzeigen oder Aufzeichnen in Verbindung mit Messen allgemein



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